Home / 4,988.64-6,884.36-2,750.60

Finding the Fourth Proportional to 4,988.64, 6,884.36 and 2,750.60

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Solution

The fourth proportional to 4,988.64, 6,884.36 and 2,750.60 is: 3,795.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988.64 : 6,884.36 = 2,750.60 : x
  2. Step 2: Convert to fraction form
    4,988.64/6,884.36 = 2,750.60/x
  3. Step 3: Cross multiply
    4,988.64x = 6,884.36 × 2,750.60
  4. Step 4: Simplify right side
    4,988.64x = 18,936,120.62
  5. Step 5: Solve for x
    x = 18,936,120.62/4,988.64
  6. Step 6: Final answer
    x = 3,795.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.